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The AAPG/Datapages Combined Publications Database

Showing 47,301 Results. Searched 195,354 documents.

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Earth crustal analysis of Northwest Sabah region inferred from receiver function method

Abdul Halim Abdul Latiff, Faridah Othman

Geological Society of Malaysia (GSM)

.../s respectively as it hits the Moho boundary at 40 km depth. Keywords: Receiver function, crustal thickness, velocity structure, Kota Kinabalu INTRODUCTION Sabah...

2020

Effects of near Surface Lithology on Velocity Modelling and Time„Depth Relationships in the Cooper„Eromanga„Lake Eyre Basin

Anna Manka, Glen Buick, Rob Menpes, Luke Gardiner, Cameron Jones, Khalid Amrouch

Australian Petroleum Production & Exploration Association (APPEA) Journal

... uncertainty due to lateral and vertical seismic velocity variations, which results in non-constant relationships between time and depth (Armstrong et al...

2018

RhoVe T Method Empirical Velocity-Density-Temperature-Effective Stress Transform

Matt Czerniak

GCAGS Transactions

... Figure 1: v-z), to density-“virtual” depth (rho-z) on-the-fly using the a-term active curve and end-members (v-rho) as a series of velocity-density...

2019

Simultaneous Joint Inversion of Seismic and Gravity Data for Long Offset Pre-Stack Depth Migration in Northern Oman, #41569 (2015).

D. Colombo, M. Mantovani, M. De Stefano, D. Garrad, Hussain Al Lawati

Search and Discovery.com

... depth. The portion of the velocity model deeper than 4 km was therefore finalized using seismic data alone. The obtained depth image (Figure 2...

2015

Chapter Ten-part 2: Depth Conversion

Leslie R. Denham, Dave K. Agarwal

AAPG Special Volumes

... to depth without computing velocity. The results are very similar to using pseudovelocities, with the advantage of giving an estimate of the accuracy...

2011

Velocity-depth trends in Mesozoic and Cenozoic sediments from the Norwegian Shelf: Discussion

Peter Japsen

AAPG Bulletin

..., and second, because the article presents very good evidence for the existence of normal velocity-depth trends for shale (i.e., functions that describe...

2006

Crustal Velocity and Sediment Thickness Asymmetries along and between the Conjugate Australian-Antarctic Margins

Joanne M. Whittaker, Alexey Goncharov, Simon E. Williams, R. Dietmar Müller

Petroleum Exploration Society of Australia (PESA)

... and sonobuoy observations. As a result, we obtain velocity-depth functions from sonobuoy/refraction velocity solutions within the areas of the thickest sediments...

2012

A Comparison of Depth Conversion Methods in Buntal Gas Field, Block B, Natuna Sea, Indonesia

Irfan Yuliandri Syukri, John Hughes, Medi Medianesterian

Indonesian Petroleum Association

... zones to compute average velocity using the total vertical subsea (TVDSS) well zone top and the seismic one-way time from the calibrated well tie...

2014

Computer Program to Determine Casing Setting Depth from Seismic Interval Velocity

Faried Rudiono

Indonesian Petroleum Association

... method in determining pore pressure using the seismic interval velocity profile. This method proved accurate in the vertical range of 100 ft to 500 ft...

1990

The impact of estimated temporal and spatial variability of water layer velocity on the correction of OBS data

Peter Scholtz, Truong Nguyen, Arash Jafar Gandomi

International Meeting for Applied Geoscience and Energy (IMAGE)

... side, time and depth-dependent velocity functions are taken into account along with clockdrift corrections. As evident, most of the stripes have been...

2023

Characteristics of Velocity-Porosity Relationships in the Baturaja Limestone Reservoir: A Case Study in the South Sumatra Basin

Muhamad Noor Ali

Indonesian Petroleum Association

... to velocity from sonic log using Gardner Equation and check-shot survey. Results from three functions are compared with the log data using Raymer Equation...

2002

Geomechanical Approach to Resolve Severe Velocity Variations and Remove Image Distortions below Rugose Seafloor (Paper A16)

S. Birdus, A. Artyomov, L. Li, S. Xin

Geological Society of Malaysia (GSM)

... Seismic imaging and depth-velocity modelling below a seafloor with complex topography are always challenging. The problems are caused by two types...

2012

Accurate Depth Conversions Reduce Risk

Larry C. Luton, Corine Prieto

GCAGS Transactions

... average velocity data. Advantages to using Sonic Log Data Accurate measurement of vertical velocity. Data are available for purchase (inexpensive...

2000

The Earthquake Process in Oklahoma; #80497 (2015)

Robert B. Herrmann, Han Su, Hao Guo

Search and Discovery.com

... velocity model for Green functions Grid search over strike, dip, rake and depth Mw=3.65, mLg=3.88, ML=4.10 5 Select frequency band for which record...

2015

ABSTRACT: Depth Conversion for Stacked Reservoirs in Tertiary Clastics; #90017 (2003)

Christian Höcker

Search and Discovery.com

... despised technique of depth conversion by simple velocity functions (V0k) can be refashioned into an effective and fast approach. Vertical compaction...

2003

Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)

Kristof De Meersman and Marcelo Roizman

Search and Discovery.com

... arrivals like refracted energy on the vertical and radial component. This is demonstrated using synthetic and real data. Introduction One important...

2013

Abstract: Converted Wave Receiver Statics from First Break Mode Conversions; #90171 (2013)

Kristof De Meersman and Marcelo Roizman

Search and Discovery.com

... arrivals like refracted energy on the vertical and radial component. This is demonstrated using synthetic and real data. Introduction One important...

2013

Hybridised Weighted Boot-Strap Differential Semblance

Hamish Wilson, Lutz Gross

Petroleum Exploration Society of Australia (PESA)

...; V=(V ,V ,...,V ,V ) . For each trial velocity V we substitute V into equation (2) for V . Using t (x ,t ) we correct the arrival 1 2 L−1 L i i nmo x...

2016

Improved Structural Imaging of the Karama Seismic Survey Using Anisotropy Kirchhoff and Beam Depth Migration

Zbigniew Ostapiuk, Bee Jik Lim, Martin Bayly

Indonesian Petroleum Association

...Improved Structural Imaging of the Karama Seismic Survey Using Anisotropy Kirchhoff and Beam Depth Migration Zbigniew Ostapiuk, Bee Jik Lim, Martin...

2012

Section 2: Improvement of Seismic Images of Complex Tectonic Structure in Deep Water with Research-Level Processing Sequences

John Miller and Roland von Huene

AAPG Special Volumes

... have common midpoints at a common depth point (CDP). 3. Velocity analysis--applies the normal move-out (NMO) equation to the data using a series...

1986

Uncertainty Analysis for Top Tuban Carbonate Prediction using Velocity Modeling Design in "Aquila" Field, East Java Basin

Ayu Indri Firdani, Azhar Kholiq Affandi, Erik Wahyu Irawan, Kamal, M. Wahdanadi Haidar, M. Freddy Yulisasongko

Indonesian Petroleum Association

... Depth conversion is a part of the interpretation flow using velocity information from seismic and well data. Basically, one depth conversion method uses...

2015

Production Modeling for Velocity String Applications in Unconventional Wells

Suat Bagci, Tina Chang

Unconventional Resources Technology Conference (URTEC)

... with an optimized velocity string length based on ESP pump setting depth or depth of gas lift orifice. The flow regimes occurring at the lateral section...

2019

Geological Factors Influencing Porosity Estimates From Velocity Logs

Roberto Sarmiento

AAPG Bulletin

...------------------------------ analysis and in some instances from microlog calculations. The velocity logs included one- and two-receiver CVLs, Empire acoustic logs, and sonic...

1961

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